(19)
(11) EP 3 571 509 A1

(12)

(43) Date of publication:
27.11.2019 Bulletin 2019/48

(21) Application number: 17825643.4

(22) Date of filing: 28.11.2017
(51) International Patent Classification (IPC): 
G01N 33/68(2006.01)
G01N 33/543(2006.01)
(86) International application number:
PCT/US2017/063516
(87) International publication number:
WO 2018/136152 (26.07.2018 Gazette 2018/30)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
MA MD

(30) Priority: 18.01.2017 US 201762447772 P

(71) Applicant: Essen Instruments, Inc. D/B/A Essen BioScience, Inc.
Ann Arbor, MI 48108 (US)

(72) Inventors:
  • LIU, Zhaoping
    Albuquerque, NM 87113 (US)
  • DUENSING, Thomas
    Albuquerque, NM 87113 (US)

(74) Representative: Zwicker, Jörk 
ZSP Patentanwälte PartG mbB Hansastraße 32
80686 München
80686 München (DE)

   


(54) METHODS AND REAGENTS FOR DETERMINING IMMUNOGLOBULIN GAMMA (IgG) ANTIBODY ISOTYPE CONCENTRATION FROM BIOLOGICAL SAMPLES